On the latest Good Builder Podcast, Owen Chambers from The Professional Builder made a claim most builders never hear said plainly. The money leaks out of a job long before the first tool comes out. His three city Queensland roadshow lands this month to prove it, and to hand builders one margin point back.
Most builders think about margin as something that happens on site. The materials that crept up, the labour that ran long, the variation that blew out in week six. Owen Chambers spends his days telling them the opposite. By the time the job starts, most of the margin has already been won or lost.
Chambers is not a builder, and he says so upfront. Thirteen years working alongside building company owners has given him a different vantage point, and the reframe he delivered on the podcast is the one the whole roadshow is built on. A good builder is a profitable builder. Profitability is what falls out of running a good business, not just a good site.
A good builder is a profitable builder
The problem, as Chambers sees it, is how builders get set up. They are taught how to frame, roof and finish a home. They are rarely taught cash flow, margin, recruitment, or the hard conversations with subbies, staff and clients that protect all three. The trade skills are there. The business skills were never on the syllabus.
It lines up with what TGB heard from the Xero economist a fortnight earlier. Looking across construction businesses on the platform, the causes of failure were the same ones Chambers names. Thin margins. Runaway variations. Pricing that was wrong before the contract was signed.
Builders are taught how to build a home. They are rarely taught how to run the business that builds it. Profit is the gap between the two.
Margin is won or lost before the job starts
Residential construction, Chambers says, is an industry with little upside and plenty of downside. Nobody walks off a job with a 99 per cent margin. Plenty walk off having lost a heap. So the game is minimising the downside, not chasing the upside, and most of the damage is done on the front end.
He breaks it into four and a half profit zones. Pricing, positioning, sales and marketing, with contracts straddling the lot. Price always wins in a vacuum, so the job is to give a client something other than price to judge you on. Timeline. Budget. Trustworthiness. Quality. Communication. Compete on those, and price becomes one slice of the decision instead of the whole thing.
Price is what they pay. Value is what they get. As Chambers put it on the podcast, you are the builder, not the bank.
What one per cent is actually worth
This is the number the whole roadshow is built around. Take a builder forecasting 800,000 dollars in gross profit. One point of margin, Chambers says, is worth around 210,000 dollars in top line revenue. Give a point away, through a missed variation, labour blowing out, or a job simply priced badly, and you have to do roughly 210,000 dollars more work a year just to stand still. On his maths, that is about sixteen working days.
The workshop runs it the other way. Find one margin point you can genuinely win back in the seven days after you walk out.
Lose one point and you are chasing 210,000 dollars of extra work to stand still. Win one back and it is sixteen days of your year returned.
What actually happens in the room
It is a workbook, not a lecture. The session runs for three hours across one morning, with exercises so builders leave knowing where their own numbers stack up rather than nodding along to someone else’s. Chambers’ coaches, members and alumni are in the room so those numbers can be pressure tested against people who have already done it.
The Professional Builder has run close to fifty of these across Australia, New Zealand and the United States, with a target of one hundred. Chambers’ parting advice is worth repeating. Bring your partner, your office manager or your project manager. Most business problems, he reckons, turn out to be alignment problems.
The details
Tickets are 97 dollars and include a copy of Marty’s book. Gold Coast on Tuesday 21 July. Brisbane on Wednesday 22 July. Sunshine Coast on Thursday 23 July.
Book your spot at tpbevents.com/event/queensland-roadshow-2026/workshops.
| THE GOOD BUILDER TAKE The margin you are chasing on site was mostly decided before you started. Chambers’ four and a half front end zones, pricing, positioning, sales, marketing and contracts, are where most of it goes. You cannot control every cost once a job is running, but you can control how you price and position before you sign. Find one point of margin and protect it, and on an 800,000 dollar gross profit that point is worth around 210,000 dollars a year, or roughly sixteen working days. For 97 dollars and a morning, that is a fair trade. |
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Your Questions Answered:
When and where is the Queensland roadshow?
Gold Coast on Tuesday 21 July, Brisbane on Wednesday 22 July, and the Sunshine Coast on Thursday 23 July.
How much are tickets and what is included?
97 dollars, which includes a copy of Marty’s book and a workbook you complete during the session. You can book at tpbevents.com/event/queensland-roadshow-2026/workshops.
What does the workshop actually cover?
Finding one margin point in your business using the profit zones Chambers works through, including pricing, positioning, sales and marketing, contracts, and controlling labour, materials, subs and variations.
What is one per cent of margin worth?
On the podcast, Chambers used the example of a builder with 800,000 dollars in gross profit, where one point is worth roughly 210,000 dollars in top line revenue, about sixteen working days a year.
Who should come along?
Chambers’ advice is to bring your partner, office manager or project manager, on the basis that most business problems are really alignment problems.
Author: TGB Editorial
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